from flask import request


def reserch4letters(py_vowels,py_word):
    """

    :param py_vowels:
    :param py_word:
    :return:
    """

    py_found={ }
    for i in py_word:
        if i in py_vowels:
            # 初始化 setdefault
            py_found.setdefault(i,0)
            py_found[i]+=1
    return py_found

